Home / 11,130.57-16,699.81-3,735.02

Finding the Fourth Proportional to 11,130.57, 16,699.81 and 3,735.02

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Solution

The fourth proportional to 11,130.57, 16,699.81 and 3,735.02 is: 5,603.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.57 : 16,699.81 = 3,735.02 : x
  2. Step 2: Convert to fraction form
    11,130.57/16,699.81 = 3,735.02/x
  3. Step 3: Cross multiply
    11,130.57x = 16,699.81 × 3,735.02
  4. Step 4: Simplify right side
    11,130.57x = 62,374,156.76
  5. Step 5: Solve for x
    x = 62,374,156.76/11,130.57
  6. Step 6: Final answer
    x = 5,603.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.